package edu.nps.moves.dis;

import java.io.*;

/**
 * Used in UA PDU
 *
 * Copyright (c) 2008-2016, MOVES Institute, Naval Postgraduate School. All
 * rights reserved. This work is licensed under the BSD open source license,
 * available at https://www.movesinstitute.org/licenses/bsd.html
 *
 * @author DMcG
 */
public class AcousticBeamData extends Object implements Serializable {

    /**
     * beam data length
     */
    protected short beamDataLength;

    /**
     * beamIDNumber
     */
    protected short beamIDNumber;

    /**
     * padding
     */
    protected int pad2;

    /**
     * fundamental data parameters
     */
    protected AcousticBeamFundamentalParameter fundamentalDataParameters = new AcousticBeamFundamentalParameter();

    /**
     * Constructor
     */
    public AcousticBeamData() {
    }

    public int getMarshalledSize() {
        int marshalSize = 0;

        marshalSize = marshalSize + 1;  // beamDataLength
        marshalSize = marshalSize + 1;  // beamIDNumber
        marshalSize = marshalSize + 2;  // pad2
        marshalSize = marshalSize + fundamentalDataParameters.getMarshalledSize();  // fundamentalDataParameters

        return marshalSize;
    }

    public void setBeamDataLength(short pBeamDataLength) {
        beamDataLength = pBeamDataLength;
    }

    public short getBeamDataLength() {
        return beamDataLength;
    }

    public void setBeamIDNumber(short pBeamIDNumber) {
        beamIDNumber = pBeamIDNumber;
    }

    public short getBeamIDNumber() {
        return beamIDNumber;
    }

    public void setPad2(int pPad2) {
        pad2 = pPad2;
    }

    public int getPad2() {
        return pad2;
    }

    public void setFundamentalDataParameters(AcousticBeamFundamentalParameter pFundamentalDataParameters) {
        fundamentalDataParameters = pFundamentalDataParameters;
    }

    public AcousticBeamFundamentalParameter getFundamentalDataParameters() {
        return fundamentalDataParameters;
    }

    /**
     * Packs a Pdu into the ByteBuffer.
     *
     * @throws java.nio.BufferOverflowException if buff is too small
     * @throws java.nio.ReadOnlyBufferException if buff is read only
     * @see java.nio.ByteBuffer
     * @param buff The ByteBuffer at the position to begin writing
     * @since ??
     */
    public void marshal(java.nio.ByteBuffer buff) {
        buff.put((byte) beamDataLength);
        buff.put((byte) beamIDNumber);
        buff.putShort((short) pad2);
        fundamentalDataParameters.marshal(buff);
    } // end of marshal method

    /**
     * Unpacks a Pdu from the underlying data.
     *
     * @throws java.nio.BufferUnderflowException if buff is too small
     * @see java.nio.ByteBuffer
     * @param buff The ByteBuffer at the position to begin reading
     * @since ??
     */
    public void unmarshal(java.nio.ByteBuffer buff) {
        beamDataLength = (short) (buff.get() & 0xFF);
        beamIDNumber = (short) (buff.get() & 0xFF);
        pad2 = (int) (buff.getShort() & 0xFFFF);
        fundamentalDataParameters.unmarshal(buff);
    } // end of unmarshal method 


    /*
  * The equals method doesn't always work--mostly it works only on classes that consist only of primitives. Be careful.
     */
    @Override
    public boolean equals(Object obj) {

        if (this == obj) {
            return true;
        }

        if (obj == null) {
            return false;
        }

        if (getClass() != obj.getClass()) {
            return false;
        }

        return equalsImpl(obj);
    }

    /**
     * Compare all fields that contribute to the state, ignoring transient and
     * static fields, for <code>this</code> and the supplied object
     *
     * @param obj the object to compare to
     * @return true if the objects are equal, false otherwise.
     */
    public boolean equalsImpl(Object obj) {
        boolean ivarsEqual = true;

        if (!(obj instanceof AcousticBeamData)) {
            return false;
        }

        final AcousticBeamData rhs = (AcousticBeamData) obj;

        if (!(beamDataLength == rhs.beamDataLength)) {
            ivarsEqual = false;
        }
        if (!(beamIDNumber == rhs.beamIDNumber)) {
            ivarsEqual = false;
        }
        if (!(pad2 == rhs.pad2)) {
            ivarsEqual = false;
        }
        if (!(fundamentalDataParameters.equals(rhs.fundamentalDataParameters))) {
            ivarsEqual = false;
        }

        return ivarsEqual;
    }
} // end of class
